Home / 1,783,568.28-2,674,214.46-1,175,654.78

Finding the Fourth Proportional to 1,783,568.28, 2,674,214.46 and 1,175,654.78

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Solution

The fourth proportional to 1,783,568.28, 2,674,214.46 and 1,175,654.78 is: 1,762,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,568.28 : 2,674,214.46 = 1,175,654.78 : x
  2. Step 2: Convert to fraction form
    1,783,568.28/2,674,214.46 = 1,175,654.78/x
  3. Step 3: Cross multiply
    1,783,568.28x = 2,674,214.46 × 1,175,654.78
  4. Step 4: Simplify right side
    1,783,568.28x = 3,143,952,999,273.05
  5. Step 5: Solve for x
    x = 3,143,952,999,273.05/1,783,568.28
  6. Step 6: Final answer
    x = 1,762,732.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.